The subject of the contract is the construction of a retention tank for fire-fighting purposes, located on plots No. 472/1 and 464 in rev. Dworzysk, commune Sokolka.

The investment will consist in the construction of a retention tank using for fire purposes with an area of 1.5 ha and a maximum depth of 2.0 m on barren land, and used as a meadow, along with the construction of 2 islands from the earth embankment, bird island and pole, damming buildings -drain with damming up to 1m, hydrotechnical constructions on supply ditches with damming height up to 1m (stone rapids, bystrotok, 2 stone thresholds and 3 initial tanks) and water intake for fire protection.